Digital Stage Piano, 88 Keys, 3-Sensor Scaled Hammer Action Keyboard, Touch Response, 3 Sensitivity Levels, AIF Sound Source, 128-Note Max Polyphony, 16 Built-in Tones, Layer/Split, Digital Effects, 60 built-in songs, lesson function, metronome, recording: 2 tracks x 1 song, 2 grand piano buttons (modern, classical) and electric piano buttons, duet function, temperaments, extended tuning (on piano keys), Octave, Panel Lock, Key Transpose, Tune Control, Accepts 3-Pedal Unit (SP-32 not included), GM Compatibility: No, USB Port, 2 x 13 x 6cm Oval Speakers, Amp Out: 8W + 8W, 2 headphone outputs (standard 3.5 mm mini jack), dimensions: 1,322 x 286 x 135 mm, weight: 11.2 kg, metallic black finish, included accessories: pedal (SP3), power adapter, music stand of sheet music, sheet music book and protector against the dust